<!DOCTYPE html>
<html>
<head>
  <title>CSS Text Test: minimum rendered width of tab character</title>
  <link rel="author" title="Jonathan Kew" href="mailto:jkew@mozilla.com">
  <link rel="stylesheet" type="text/css" href="/fonts/ahem.css">
  <style>
    span { background-color: yellow; display: inline-block; }
    pre { position: absolute; top: 0; font: 16px Ahem; }
    tt { font: 16px monospace; }
  </style>
</head>
<body>
<pre>
</pre>
<pre>
</pre>
<script>
  let pre = document.getElementsByTagName("pre")[0];
  let test = "";
  for (i = 7.0; i <= 8.125; i += 0.125) {
    test += `<span style="width:${i}ch"><tt>${i}ch</tt></span>\n`;
  }
  pre.innerHTML = test;
  pre = document.getElementsByTagName("pre")[1];
  test = "";
  for (i = 0; i < 5; i++) {
    test += `\t<tt>foo</tt>\n`;
  }
  for (i = 0; i < 5; i++) {
    test += `\t\t<tt>foo</tt>\n`;
  }
  pre.innerHTML = test;
</script>
</body>
</html>
